Adjustable height pet feeder



FIG. 1 is a perspective view of an adjustable height pet feeder showing my new design;

FIG. 2 is a front elevation view with the opposite side being a mirror image thereof;

FIG. 3 is a side elevation view with the opposite side being a mirror image thereof;

FIG. 4 is a top plan view; and,

FIG. 5 is a bottom plan view thereof. 

The ornamental design for an adjustable height pet feeder, as shown and described. 